Position in REGN
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$2,283,150
+$2,280,835 QoQ
Shares Held
2,955
+98400.0% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2024
6 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Derivatives in REGN
reported options exposure · as of Mar 31, 2026CallValue
$4,713,104
CallShares
6,100
PutValue
$463,584
PutShares
600
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Biotechnology
Healthcare · as of Mar 31, 2026PEAK6 LLC holds $24,388,144 across 19 Biotechnology names. REGN ranks #6 (9.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CRSP |
CRISPR Therapeutics AG
|
108,604 | $5,166,292 | |
| 2 | BNTX |
BioNTech SE
|
43,054 | $3,826,639 | |
| 3 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
9,716 | $3,214,732 | |
| 4 | MRNA |
Moderna, Inc.
|
60,583 | $3,077,616 | |
| 5 | IONS |
Ionis Pharmaceuticals Inc
|
34,419 | $2,584,522 | |
| 6 | REGN |
Regeneron Pharmaceuticals, Inc.
This page
|
2,955 | $2,283,150 | |
| 7 | INSM |
INSMED Inc
|
7,926 | $1,296,059 | |
| 8 | DNA |
Ginkgo Bioworks Holdings, Inc.
|
107,163 | $656,909 |
All Filings in REGN
Export CSV
16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $4,713,104 | 6,100 | Call | Defined | 2026-05-14 | |
| 2026-03-31 | $463,584 | 600 | Put | Defined | 2026-05-14 | |
| 2026-03-31 | $2,283,150 | 2,955 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $2,315 | 3 | Shares | Defined | 2026-03-12 | |
| 2025-12-31 | $77,187 | 100 | Put | Defined | 2026-03-12 | |
| 2025-12-31 | $30,411,678 | 39,400 | Call | Defined | 2026-03-12 | |
| 2025-09-30 | $14,900,155 | 26,500 | Put | Defined | 2026-03-31 | |
| 2025-09-30 | $23,671,567 | 42,100 | Call | Defined | 2026-03-31 | |
| 2025-09-30 | $6,661,211 | 11,847 | Shares | Defined | 2026-03-31 | |
| 2025-06-30 | $42,525,000 | 81,000 | Put | Defined | 2026-03-26 | |
| 2025-06-30 | $19,545,750 | 37,230 | Shares | Defined | 2026-03-26 | |
| 2025-06-30 | $30,502,500 | 58,100 | Call | Defined | 2026-03-26 | |
| 2025-03-31 | $6,469,146 | 10,200 | Call | Defined | 2025-05-14 | |
| 2024-12-31 | $7,408,232 | 10,400 | Put | Defined | 2025-02-13 | |
| 2024-12-31 | $2,493,155 | 3,500 | Call | Defined | 2025-02-13 | |
| 2024-12-31 | $712 | 1 | Shares | Defined | 2025-02-13 | |
| No filing history on record for this holder in this stock. | ||||||